while (1) {
value = *(gpio + 13);
+ if (value & (1 << PIN_TXN_IN_PROGRESS))
+ goto noppers;
if (!(value & (1 << PIN_IPL_ZERO))) {
old_irq = irq_delay;
}*/
//usleep(0);
//NOP NOP
+noppers:
NOP NOP NOP NOP NOP NOP NOP NOP
//NOP NOP NOP NOP NOP NOP NOP NOP
//NOP NOP NOP NOP NOP NOP NOP NOP
return args;
}
+static inline unsigned int inline_read_status_reg() {
+ *(gpio + 7) = (REG_STATUS << PIN_A0);
+ *(gpio + 7) = 1 << PIN_RD;
+ *(gpio + 7) = 1 << PIN_RD;
+ *(gpio + 7) = 1 << PIN_RD;
+ *(gpio + 7) = 1 << PIN_RD;
+
+ unsigned int value = *(gpio + 13);
+
+ *(gpio + 10) = 0xffffec;
+
+ return (value >> 8) & 0xffff;
+}
+
void *cpu_task() {
m68ki_cpu_core *state = &m68ki_cpu;
m68k_pulse_reset(state);
}
}
- if (irq) {
- last_irq = ((read_reg() & 0xe000) >> 13);
- if (last_irq != last_last_irq) {
+ while (irq) {
+ last_irq = ((inline_read_status_reg() & 0xe000) >> 13);
+ if (last_irq != 0 && last_irq != last_last_irq) {
last_last_irq = last_irq;
M68K_SET_IRQ(last_irq);
}
- } else if (!irq && last_last_irq != 0) {
- M68K_SET_IRQ(0);
+ m68k_execute(state, 50);
+ }
+ if (!irq && last_last_irq != 0) {
+ //M68K_SET_IRQ(0);
last_last_irq = 0;
}
uint32_t cdtv_dmac_read(uint32_t address, uint8_t type);
void cdtv_dmac_write(uint32_t address, uint32_t value, uint8_t type);
+unsigned int garbage = 0;
+
static inline void inline_write_16(unsigned int address, unsigned int data) {
*(gpio + 0) = GPFSEL0_OUTPUT;
*(gpio + 1) = GPFSEL1_OUTPUT;
*(gpio + 2) = GPFSEL2_INPUT;
while (*(gpio + 13) & (1 << PIN_TXN_IN_PROGRESS)) {}
+ NOP NOP NOP NOP NOP NOP NOP NOP NOP NOP NOP NOP
}
static inline void inline_write_8(unsigned int address, unsigned int data) {
*(gpio + 2) = GPFSEL2_INPUT;
while (*(gpio + 13) & (1 << PIN_TXN_IN_PROGRESS)) {}
+ NOP NOP NOP NOP NOP NOP NOP NOP NOP NOP NOP NOP
}
static inline void inline_write_32(unsigned int address, unsigned int value) {
return 0;
}
+static inline void ps_write(uint8_t type, uint32_t addr, uint32_t val) {
+ switch (type) {
+ case OP_TYPE_BYTE:
+ inline_write_8(addr, val);
+ return;
+ case OP_TYPE_WORD:
+ inline_write_16(addr, val);
+ return;
+ case OP_TYPE_LONGWORD:
+ inline_write_32(addr, val);
+ return;
+ }
+ // This shouldn't actually happen.
+ return;
+}
+
static inline int32_t platform_read_check(uint8_t type, uint32_t addr, uint32_t *res) {
switch (cfg->platform->id) {
case PLATFORM_AMIGA: